The POLOLU-2846 is an aluminium extrusion, with an anodized finish and a low-friction coating, designed to act as the chassis of a robot. It is compatible with Pololu’s line of VEX and VCS compatible microgearmotors, as well as a variety of other motors and mounting solutions. The extrusion has a 20 mm wheelbase and can support up to 5 lbs of payload, making it a perfect choice for small robots. It features a pair of mounting holes for attaching your chosen pieces, as well as a wheel mount for adding a wheel and encoder to your robot. The extrusion is also optimized for use with Pololu’s V3 Robotics Controllers and V3 accessories.